|
public Search ( |
||
| query | ||
| filter | ||
| n | int | |
| return | Lucene.Net.Search.TopDocs | |
public static void CheckHits_(Query query, System.String defaultFieldName, Searcher searcher, int[] results, TestCase testCase)
{
Hits hits = searcher.Search(query);
System.Collections.Hashtable correct = new System.Collections.Hashtable();
for (int i = 0; i < results.Length; i++)
{
correct.Add((System.Int32) results[i], null);
}
System.Collections.Hashtable actual = new System.Collections.Hashtable();
for (int i = 0; i < hits.Length(); i++)
{
actual.Add((System.Int32) hits.Id(i), null);
}
//Assert.AreEqual(correct, actual, query.ToString(defaultFieldName));
if (correct.Count != 0)
{
System.Collections.IDictionaryEnumerator iter = correct.GetEnumerator();
bool status = false;
while (iter.MoveNext())
{
status = actual.ContainsKey(iter.Key);
if (status == false)
break;
}
Assert.IsTrue(status, query.ToString(defaultFieldName));
}
}
public static TopDocs Search(this Searcher searcher, string type, Query query, Query filter, int numResults, Sort sort)
{
try
{
return(searcher.Search(query, JsonMappingUtils.GetTypeFilter(type, filter), numResults, sort));
}
catch (Exception ex)
{
Log.Logger.Error($"Error while searching {type}, {query}");
throw;
}
}
public static TopDocs Search(this Searcher searcher, string type, Query query, Query filter, int numResults, Sort sort)
{
try
{
return(searcher.Search(query, JsonMappingUtils.GetTypeFilter(type, filter), numResults, sort));
}
catch (Exception ex)
{
Log.Logger.ErrorFormat("Error while searching {0}, {1}", type, query.ToString());
throw ex;
}
}
// make sure the documents returned by the search match the expected list
private void MatchHits(Searcher searcher, Sort sort)
{
// make a query without sorting first
ScoreDoc[] hitsByRank = searcher.Search(query, null, 1000).scoreDocs;
CheckHits(hitsByRank, "Sort by rank: "); // check for duplicates
System.Collections.IDictionary resultMap = new System.Collections.SortedList();
// store hits in TreeMap - TreeMap does not allow duplicates; existing entries are silently overwritten
for (int hitid = 0; hitid < hitsByRank.Length; ++hitid)
{
resultMap[(System.Int32)hitsByRank[hitid].doc] = (System.Int32)hitid; // Value: Hits-Objekt Index
}
// now make a query using the sort criteria
ScoreDoc[] resultSort = searcher.Search(query, null, 1000, sort).scoreDocs;
CheckHits(resultSort, "Sort by custom criteria: "); // check for duplicates
// besides the sorting both sets of hits must be identical
for (int hitid = 0; hitid < resultSort.Length; ++hitid)
{
System.Int32 idHitDate = (System.Int32)resultSort[hitid].doc; // document ID from sorted search
if (!resultMap.Contains(idHitDate))
{
Log("ID " + idHitDate + " not found. Possibliy a duplicate.");
}
Assert.IsTrue(resultMap.Contains(idHitDate)); // same ID must be in the Map from the rank-sorted search
// every hit must appear once in both result sets --> remove it from the Map.
// At the end the Map must be empty!
resultMap.Remove(idHitDate);
}
if (resultMap.Count == 0)
{
// log("All hits matched");
}
else
{
Log("Couldn't match " + resultMap.Count + " hits.");
}
Assert.AreEqual(resultMap.Count, 0);
}
// make sure the documents returned by the search match the expected list
private void AssertMatches(Searcher searcher, Query query, Sort sort, System.String expectedResult)
{
Hits result = searcher.Search(query, sort);
System.Text.StringBuilder buff = new System.Text.StringBuilder(10);
int n = result.Length();
for (int i = 0; i < n; ++i)
{
Document doc = result.Doc(i);
System.String[] v = doc.GetValues("tracer");
for (int j = 0; j < v.Length; ++j)
{
buff.Append(v[j]);
}
}
Assert.AreEqual(expectedResult, buff.ToString());
}
// make sure the documents returned by the search match the expected list pattern
private void AssertMatchesPattern(Searcher searcher, Query query, Sort sort, System.String pattern)
{
Hits result = searcher.Search(query, sort);
System.Text.StringBuilder buff = new System.Text.StringBuilder(10);
int n = result.Length();
for (int i = 0; i < n; ++i)
{
Document doc = result.Doc(i);
System.String[] v = doc.GetValues("tracer");
for (int j = 0; j < v.Length; ++j)
{
buff.Append(v[j]);
}
}
// System.out.println ("matching \""+buff+"\" against pattern \""+pattern+"\"");
System.Text.RegularExpressions.Regex regex = new System.Text.RegularExpressions.Regex(pattern);
Assert.IsTrue(regex.IsMatch(buff.ToString()));
}
public static TopDocs Search(this Searcher searcher, string type, Query query, int numResults)
{
return(searcher.Search(query, JsonMappingUtils.GetTypeFilter(type), numResults));
}
// make sure the documents returned by the search match the expected list
private void MatchHits(Searcher searcher, Sort sort)
{
// make a query without sorting first
ScoreDoc[] hitsByRank = searcher.Search(query, null, 1000).ScoreDocs;
CheckHits(hitsByRank, "Sort by rank: "); // check for duplicates
System.Collections.IDictionary resultMap = new System.Collections.SortedList();
// store hits in TreeMap - TreeMap does not allow duplicates; existing entries are silently overwritten
for (int hitid = 0; hitid < hitsByRank.Length; ++hitid)
{
resultMap[hitsByRank[hitid].Doc] = hitid; // Value: Hits-Objekt Index
}
// now make a query using the sort criteria
ScoreDoc[] resultSort = searcher.Search(query, null, 1000, sort).ScoreDocs;
CheckHits(resultSort, "Sort by custom criteria: "); // check for duplicates
// besides the sorting both sets of hits must be identical
for (int hitid = 0; hitid < resultSort.Length; ++hitid)
{
System.Int32 idHitDate = (System.Int32) resultSort[hitid].Doc; // document ID from sorted search
if (!resultMap.Contains(idHitDate))
{
Log("ID " + idHitDate + " not found. Possibliy a duplicate.");
}
Assert.IsTrue(resultMap.Contains(idHitDate)); // same ID must be in the Map from the rank-sorted search
// every hit must appear once in both result sets --> remove it from the Map.
// At the end the Map must be empty!
resultMap.Remove(idHitDate);
}
if (resultMap.Count == 0)
{
// log("All hits matched");
}
else
{
Log("Couldn't match " + resultMap.Count + " hits.");
}
Assert.AreEqual(resultMap.Count, 0);
}
public virtual void TestEmptyIndex()
{
// creating two directories for indices
Directory indexStoreA = new MockRAMDirectory();
Directory indexStoreB = new MockRAMDirectory();
// creating a document to store
Document lDoc = new Document();
lDoc.Add(new Field("fulltext", "Once upon a time.....", Field.Store.YES, Field.Index.ANALYZED));
lDoc.Add(new Field("id", "doc1", Field.Store.YES, Field.Index.NOT_ANALYZED));
lDoc.Add(new Field("handle", "1", Field.Store.YES, Field.Index.NOT_ANALYZED));
// creating a document to store
Document lDoc2 = new Document();
lDoc2.Add(new Field("fulltext", "in a galaxy far far away.....", Field.Store.YES, Field.Index.ANALYZED));
lDoc2.Add(new Field("id", "doc2", Field.Store.YES, Field.Index.NOT_ANALYZED));
lDoc2.Add(new Field("handle", "1", Field.Store.YES, Field.Index.NOT_ANALYZED));
// creating a document to store
Document lDoc3 = new Document();
lDoc3.Add(new Field("fulltext", "a bizarre bug manifested itself....", Field.Store.YES, Field.Index.ANALYZED));
lDoc3.Add(new Field("id", "doc3", Field.Store.YES, Field.Index.NOT_ANALYZED));
lDoc3.Add(new Field("handle", "1", Field.Store.YES, Field.Index.NOT_ANALYZED));
// creating an index writer for the first index
IndexWriter writerA = new IndexWriter(indexStoreA, new StandardAnalyzer(Util.Version.LUCENE_CURRENT), true, IndexWriter.MaxFieldLength.LIMITED);
// creating an index writer for the second index, but writing nothing
IndexWriter writerB = new IndexWriter(indexStoreB, new StandardAnalyzer(Util.Version.LUCENE_CURRENT), true, IndexWriter.MaxFieldLength.LIMITED);
//--------------------------------------------------------------------
// scenario 1
//--------------------------------------------------------------------
// writing the documents to the first index
writerA.AddDocument(lDoc);
writerA.AddDocument(lDoc2);
writerA.AddDocument(lDoc3);
writerA.Optimize();
writerA.Close();
// closing the second index
writerB.Close();
// creating the query
QueryParser parser = new QueryParser(Util.Version.LUCENE_CURRENT, "fulltext", new StandardAnalyzer(Util.Version.LUCENE_CURRENT));
Query query = parser.Parse("handle:1");
// building the searchables
Searcher[] searchers = new Searcher[2];
// VITAL STEP:adding the searcher for the empty index first, before the searcher for the populated index
searchers[0] = new IndexSearcher(indexStoreB, true);
searchers[1] = new IndexSearcher(indexStoreA, true);
// creating the multiSearcher
Searcher mSearcher = GetMultiSearcherInstance(searchers);
// performing the search
ScoreDoc[] hits = mSearcher.Search(query, null, 1000).ScoreDocs;
Assert.AreEqual(3, hits.Length);
// iterating over the hit documents
for (int i = 0; i < hits.Length; i++)
{
mSearcher.Doc(hits[i].Doc);
}
mSearcher.Close();
//--------------------------------------------------------------------
// scenario 2
//--------------------------------------------------------------------
// adding one document to the empty index
writerB = new IndexWriter(indexStoreB, new StandardAnalyzer(Util.Version.LUCENE_CURRENT), false, IndexWriter.MaxFieldLength.LIMITED);
writerB.AddDocument(lDoc);
writerB.Optimize();
writerB.Close();
// building the searchables
Searcher[] searchers2 = new Searcher[2];
// VITAL STEP:adding the searcher for the empty index first, before the searcher for the populated index
searchers2[0] = new IndexSearcher(indexStoreB, true);
searchers2[1] = new IndexSearcher(indexStoreA, true);
// creating the mulitSearcher
MultiSearcher mSearcher2 = GetMultiSearcherInstance(searchers2);
// performing the same search
ScoreDoc[] hits2 = mSearcher2.Search(query, null, 1000).ScoreDocs;
Assert.AreEqual(4, hits2.Length);
// iterating over the hit documents
for (int i = 0; i < hits2.Length; i++)
{
// no exception should happen at this point
mSearcher2.Doc(hits2[i].Doc);
}
// test the subSearcher() method:
Query subSearcherQuery = parser.Parse("id:doc1");
hits2 = mSearcher2.Search(subSearcherQuery, null, 1000).ScoreDocs;
Assert.AreEqual(2, hits2.Length);
Assert.AreEqual(0, mSearcher2.SubSearcher(hits2[0].Doc)); // hit from searchers2[0]
Assert.AreEqual(1, mSearcher2.SubSearcher(hits2[1].Doc)); // hit from searchers2[1]
subSearcherQuery = parser.Parse("id:doc2");
hits2 = mSearcher2.Search(subSearcherQuery, null, 1000).ScoreDocs;
Assert.AreEqual(1, hits2.Length);
Assert.AreEqual(1, mSearcher2.SubSearcher(hits2[0].Doc)); // hit from searchers2[1]
mSearcher2.Close();
//--------------------------------------------------------------------
// scenario 3
//--------------------------------------------------------------------
// deleting the document just added, this will cause a different exception to take place
Term term = new Term("id", "doc1");
IndexReader readerB = IndexReader.Open(indexStoreB, false);
readerB.DeleteDocuments(term);
readerB.Close();
// optimizing the index with the writer
writerB = new IndexWriter(indexStoreB, new StandardAnalyzer(Util.Version.LUCENE_CURRENT), false, IndexWriter.MaxFieldLength.LIMITED);
writerB.Optimize();
writerB.Close();
// building the searchables
Searcher[] searchers3 = new Searcher[2];
searchers3[0] = new IndexSearcher(indexStoreB, true);
searchers3[1] = new IndexSearcher(indexStoreA, true);
// creating the mulitSearcher
Searcher mSearcher3 = GetMultiSearcherInstance(searchers3);
// performing the same search
ScoreDoc[] hits3 = mSearcher3.Search(query, null, 1000).ScoreDocs;
Assert.AreEqual(3, hits3.Length);
// iterating over the hit documents
for (int i = 0; i < hits3.Length; i++)
{
mSearcher3.Doc(hits3[i].Doc);
}
mSearcher3.Close();
indexStoreA.Close();
indexStoreB.Close();
}
public virtual void TestEmptyIndex()
{
// creating two directories for indices
Directory indexStoreA = new RAMDirectory();
Directory indexStoreB = new RAMDirectory();
// creating a document to store
Document lDoc = new Document();
lDoc.Add(Field.Text("fulltext", "Once upon a time....."));
lDoc.Add(Field.Keyword("id", "doc1"));
lDoc.Add(Field.Keyword("handle", "1"));
// creating a document to store
Document lDoc2 = new Document();
lDoc2.Add(Field.Text("fulltext", "in a galaxy far far away....."));
lDoc2.Add(Field.Keyword("id", "doc2"));
lDoc2.Add(Field.Keyword("handle", "1"));
// creating a document to store
Document lDoc3 = new Document();
lDoc3.Add(Field.Text("fulltext", "a bizarre bug manifested itself...."));
lDoc3.Add(Field.Keyword("id", "doc3"));
lDoc3.Add(Field.Keyword("handle", "1"));
// creating an index writer for the first index
IndexWriter writerA = new IndexWriter(indexStoreA, new StandardAnalyzer(), true);
// creating an index writer for the second index, but writing nothing
IndexWriter writerB = new IndexWriter(indexStoreB, new StandardAnalyzer(), true);
//--------------------------------------------------------------------
// scenario 1
//--------------------------------------------------------------------
// writing the documents to the first index
writerA.AddDocument(lDoc);
writerA.AddDocument(lDoc2);
writerA.AddDocument(lDoc3);
writerA.Optimize();
writerA.Close();
// closing the second index
writerB.Close();
// creating the query
Query query = Lucene.Net.QueryParsers.QueryParser.Parse("handle:1", "fulltext", new StandardAnalyzer());
// building the searchables
Searcher[] searchers = new Searcher[2];
// VITAL STEP:adding the searcher for the empty index first, before the searcher for the populated index
searchers[0] = new IndexSearcher(indexStoreB);
searchers[1] = new IndexSearcher(indexStoreA);
// creating the multiSearcher
Searcher mSearcher = GetMultiSearcherInstance(searchers);
// performing the search
Hits hits = mSearcher.Search(query);
Assert.AreEqual(3, hits.Length());
try
{
// iterating over the hit documents
for (int i = 0; i < hits.Length(); i++)
{
Document d = hits.Doc(i);
}
}
catch (System.IndexOutOfRangeException e)
{
Assert.Fail("ArrayIndexOutOfBoundsException thrown: " + e.Message);
System.Console.Error.WriteLine(e.Source);
}
finally
{
mSearcher.Close();
}
//--------------------------------------------------------------------
// scenario 2
//--------------------------------------------------------------------
// adding one document to the empty index
writerB = new IndexWriter(indexStoreB, new StandardAnalyzer(), false);
writerB.AddDocument(lDoc);
writerB.Optimize();
writerB.Close();
// building the searchables
Searcher[] searchers2 = new Searcher[2];
// VITAL STEP:adding the searcher for the empty index first, before the searcher for the populated index
searchers2[0] = new IndexSearcher(indexStoreB);
searchers2[1] = new IndexSearcher(indexStoreA);
// creating the mulitSearcher
Searcher mSearcher2 = GetMultiSearcherInstance(searchers2);
// performing the same search
Hits hits2 = mSearcher2.Search(query);
Assert.AreEqual(4, hits2.Length());
try
{
// iterating over the hit documents
for (int i = 0; i < hits2.Length(); i++)
{
// no exception should happen at this point
Document d = hits2.Doc(i);
}
}
catch (System.Exception e)
{
Assert.Fail("Exception thrown: " + e.Message);
System.Console.Error.WriteLine(e.Source);
}
finally
{
mSearcher2.Close();
}
//--------------------------------------------------------------------
// scenario 3
//--------------------------------------------------------------------
// deleting the document just added, this will cause a different exception to take place
Term term = new Term("id", "doc1");
IndexReader readerB = IndexReader.Open(indexStoreB);
readerB.Delete(term);
readerB.Close();
// optimizing the index with the writer
writerB = new IndexWriter(indexStoreB, new StandardAnalyzer(), false);
writerB.Optimize();
writerB.Close();
// building the searchables
Searcher[] searchers3 = new Searcher[2];
searchers3[0] = new IndexSearcher(indexStoreB);
searchers3[1] = new IndexSearcher(indexStoreA);
// creating the mulitSearcher
Searcher mSearcher3 = GetMultiSearcherInstance(searchers3);
// performing the same search
Hits hits3 = mSearcher3.Search(query);
Assert.AreEqual(3, hits3.Length());
try
{
// iterating over the hit documents
for (int i = 0; i < hits3.Length(); i++)
{
Document d = hits3.Doc(i);
}
}
catch (System.IO.IOException e)
{
Assert.Fail("IOException thrown: " + e.Message);
System.Console.Error.WriteLine(e.Source);
}
finally
{
mSearcher3.Close();
}
}
// make sure the documents returned by the search match the expected list
private void AssertMatches(Searcher searcher, Query query, Sort sort, System.String expectedResult)
{
Hits result = searcher.Search(query, sort);
System.Text.StringBuilder buff = new System.Text.StringBuilder(10);
int n = result.Length();
for (int i = 0; i < n; ++i)
{
Document doc = result.Doc(i);
System.String[] v = doc.GetValues("tracer");
for (int j = 0; j < v.Length; ++j)
{
buff.Append(v[j]);
}
}
Assert.AreEqual(expectedResult, buff.ToString());
}
/// <summary> Tests that a query matches the an expected set of documents using a
/// HitCollector.
///
/// <p/>
/// Note that when using the HitCollector API, documents will be collected
/// if they "match" regardless of what their score is.
/// <p/>
/// </summary>
/// <param name="query">the query to test
/// </param>
/// <param name="searcher">the searcher to test the query against
/// </param>
/// <param name="defaultFieldName">used for displaying the query in assertion messages
/// </param>
/// <param name="results">a list of documentIds that must match the query
/// </param>
/// <seealso cref="Searcher.Search(Query,HitCollector)">
/// </seealso>
/// <seealso cref="checkHits">
/// </seealso>
public static void CheckHitCollector(Query query, System.String defaultFieldName, Searcher searcher, int[] results)
{
QueryUtils.Check(query, searcher);
System.Collections.Hashtable correct = new System.Collections.Hashtable();
for (int i = 0; i < results.Length; i++)
{
SupportClass.CollectionsHelper.AddIfNotContains(correct, (System.Int32) results[i]);
}
System.Collections.Hashtable actual = new System.Collections.Hashtable();
Collector c = new SetCollector(actual);
searcher.Search(query, c);
Assert.AreEqual(correct, actual, "Simple: " + query.ToString(defaultFieldName));
for (int i = - 1; i < 2; i++)
{
actual.Clear();
QueryUtils.WrapSearcher(searcher, i).Search(query, c);
Assert.AreEqual(correct, actual, "Wrap Searcher " + i + ": " + query.ToString(defaultFieldName));
}
if (!(searcher is IndexSearcher))
return ;
for (int i = - 1; i < 2; i++)
{
actual.Clear();
QueryUtils.WrapUnderlyingReader((IndexSearcher) searcher, i).Search(query, c);
Assert.AreEqual(correct, actual, "Wrap Reader " + i + ": " + query.ToString(defaultFieldName));
}
}
/// <summary> Tests that a query matches the an expected set of documents using Hits.
///
/// <p/>
/// Note that when using the Hits API, documents will only be returned
/// if they have a positive normalized score.
/// <p/>
/// </summary>
/// <param name="query">the query to test
/// </param>
/// <param name="searcher">the searcher to test the query against
/// </param>
/// <param name="defaultFieldName">used for displaing the query in assertion messages
/// </param>
/// <param name="results">a list of documentIds that must match the query
/// </param>
/// <seealso cref="Searcher.Search(Query)">
/// </seealso>
/// <seealso cref="checkHitCollector">
/// </seealso>
public static void CheckHits_Renamed_Method(Query query, System.String defaultFieldName, Searcher searcher, int[] results)
{
if (searcher is IndexSearcher)
{
QueryUtils.Check(query, searcher);
}
ScoreDoc[] hits = searcher.Search(query, null, 1000).scoreDocs;
System.Collections.ArrayList correct = new System.Collections.ArrayList();
for (int i = 0; i < results.Length; i++)
{
SupportClass.CollectionsHelper.AddIfNotContains(correct, results[i]);
}
correct.Sort();
System.Collections.ArrayList actual = new System.Collections.ArrayList();
for (int i = 0; i < hits.Length; i++)
{
SupportClass.CollectionsHelper.AddIfNotContains(actual, hits[i].doc);
}
actual.Sort();
Assert.AreEqual(correct, actual, query.ToString(defaultFieldName));
QueryUtils.Check(query, searcher);
}
public virtual void TestNormalizedScores()
{
// capture relevancy scores
System.Collections.Hashtable scoresX = GetScores(full.Search(queryX));
System.Collections.Hashtable scoresY = GetScores(full.Search(queryY));
System.Collections.Hashtable scoresA = GetScores(full.Search(queryA));
// we'll test searching locally, remote and multi
// note: the multi test depends on each separate index containing
// the same documents as our local index, so the computed normalization
// will be the same. so we make a multi searcher over two equal document
// sets - not realistic, but necessary for testing.
MultiSearcher remote = new MultiSearcher(new Lucene.Net.Search.Searchable[] { Remote });
MultiSearcher multi = new MultiSearcher(new Lucene.Net.Search.Searchable[] { full, full });
// change sorting and make sure relevancy stays the same
sort = new Sort();
AssertSameValues(scoresX, GetScores(full.Search(queryX, sort)));
AssertSameValues(scoresX, GetScores(remote.Search(queryX, sort)));
AssertSameValues(scoresX, GetScores(multi.Search(queryX, sort)));
AssertSameValues(scoresY, GetScores(full.Search(queryY, sort)));
AssertSameValues(scoresY, GetScores(remote.Search(queryY, sort)));
AssertSameValues(scoresY, GetScores(multi.Search(queryY, sort)));
AssertSameValues(scoresA, GetScores(full.Search(queryA, sort)));
AssertSameValues(scoresA, GetScores(remote.Search(queryA, sort)));
AssertSameValues(scoresA, GetScores(multi.Search(queryA, sort)));
sort.SetSort(SortField.FIELD_DOC);
AssertSameValues(scoresX, GetScores(full.Search(queryX, sort)));
AssertSameValues(scoresX, GetScores(remote.Search(queryX, sort)));
AssertSameValues(scoresX, GetScores(multi.Search(queryX, sort)));
AssertSameValues(scoresY, GetScores(full.Search(queryY, sort)));
AssertSameValues(scoresY, GetScores(remote.Search(queryY, sort)));
AssertSameValues(scoresY, GetScores(multi.Search(queryY, sort)));
AssertSameValues(scoresA, GetScores(full.Search(queryA, sort)));
AssertSameValues(scoresA, GetScores(remote.Search(queryA, sort)));
AssertSameValues(scoresA, GetScores(multi.Search(queryA, sort)));
sort.SetSort("int");
AssertSameValues(scoresX, GetScores(full.Search(queryX, sort)));
AssertSameValues(scoresX, GetScores(remote.Search(queryX, sort)));
AssertSameValues(scoresX, GetScores(multi.Search(queryX, sort)));
AssertSameValues(scoresY, GetScores(full.Search(queryY, sort)));
AssertSameValues(scoresY, GetScores(remote.Search(queryY, sort)));
AssertSameValues(scoresY, GetScores(multi.Search(queryY, sort)));
AssertSameValues(scoresA, GetScores(full.Search(queryA, sort)));
AssertSameValues(scoresA, GetScores(remote.Search(queryA, sort)));
AssertSameValues(scoresA, GetScores(multi.Search(queryA, sort)));
sort.SetSort("float");
AssertSameValues(scoresX, GetScores(full.Search(queryX, sort)));
AssertSameValues(scoresX, GetScores(remote.Search(queryX, sort)));
AssertSameValues(scoresX, GetScores(multi.Search(queryX, sort)));
AssertSameValues(scoresY, GetScores(full.Search(queryY, sort)));
AssertSameValues(scoresY, GetScores(remote.Search(queryY, sort)));
AssertSameValues(scoresY, GetScores(multi.Search(queryY, sort)));
AssertSameValues(scoresA, GetScores(full.Search(queryA, sort)));
AssertSameValues(scoresA, GetScores(remote.Search(queryA, sort)));
AssertSameValues(scoresA, GetScores(multi.Search(queryA, sort)));
sort.SetSort("string");
AssertSameValues(scoresX, GetScores(full.Search(queryX, sort)));
AssertSameValues(scoresX, GetScores(remote.Search(queryX, sort)));
AssertSameValues(scoresX, GetScores(multi.Search(queryX, sort)));
AssertSameValues(scoresY, GetScores(full.Search(queryY, sort)));
AssertSameValues(scoresY, GetScores(remote.Search(queryY, sort)));
AssertSameValues(scoresY, GetScores(multi.Search(queryY, sort)));
AssertSameValues(scoresA, GetScores(full.Search(queryA, sort)));
AssertSameValues(scoresA, GetScores(remote.Search(queryA, sort)));
AssertSameValues(scoresA, GetScores(multi.Search(queryA, sort)));
sort.SetSort(new System.String[] { "int", "float" });
AssertSameValues(scoresX, GetScores(full.Search(queryX, sort)));
AssertSameValues(scoresX, GetScores(remote.Search(queryX, sort)));
AssertSameValues(scoresX, GetScores(multi.Search(queryX, sort)));
AssertSameValues(scoresY, GetScores(full.Search(queryY, sort)));
AssertSameValues(scoresY, GetScores(remote.Search(queryY, sort)));
AssertSameValues(scoresY, GetScores(multi.Search(queryY, sort)));
AssertSameValues(scoresA, GetScores(full.Search(queryA, sort)));
AssertSameValues(scoresA, GetScores(remote.Search(queryA, sort)));
AssertSameValues(scoresA, GetScores(multi.Search(queryA, sort)));
sort.SetSort(new SortField[] { new SortField("int", true), new SortField(null, SortField.DOC, true) });
AssertSameValues(scoresX, GetScores(full.Search(queryX, sort)));
AssertSameValues(scoresX, GetScores(remote.Search(queryX, sort)));
AssertSameValues(scoresX, GetScores(multi.Search(queryX, sort)));
AssertSameValues(scoresY, GetScores(full.Search(queryY, sort)));
AssertSameValues(scoresY, GetScores(remote.Search(queryY, sort)));
AssertSameValues(scoresY, GetScores(multi.Search(queryY, sort)));
AssertSameValues(scoresA, GetScores(full.Search(queryA, sort)));
AssertSameValues(scoresA, GetScores(remote.Search(queryA, sort)));
AssertSameValues(scoresA, GetScores(multi.Search(queryA, sort)));
sort.SetSort(new System.String[] { "float", "string" });
AssertSameValues(scoresX, GetScores(full.Search(queryX, sort)));
AssertSameValues(scoresX, GetScores(remote.Search(queryX, sort)));
AssertSameValues(scoresX, GetScores(multi.Search(queryX, sort)));
AssertSameValues(scoresY, GetScores(full.Search(queryY, sort)));
AssertSameValues(scoresY, GetScores(remote.Search(queryY, sort)));
AssertSameValues(scoresY, GetScores(multi.Search(queryY, sort)));
AssertSameValues(scoresA, GetScores(full.Search(queryA, sort)));
AssertSameValues(scoresA, GetScores(remote.Search(queryA, sort)));
AssertSameValues(scoresA, GetScores(multi.Search(queryA, sort)));
}
public static TopDocs Search(this Searcher searcher, string type, Query query, int numResults, Sort sort)
{
var res = searcher.Search(query, JsonMappingUtils.GetTypeFilter(type), numResults, sort);
return(res);
}
/// <summary>
/// Searches for documents mapped from the given type using the specified query and Collector.
/// </summary>
/// <param name="searcher">
/// The Searcher to search on.
/// </param>
/// <param name="type">
/// The type of the object to search documents for.
/// </param>
/// <param name="query">
/// The Query which selects the documents.
/// </param>
/// <param name="results">
/// The Collector to use to gather results.
/// </param>
public static void Search(this Searcher searcher, string type, Query query, Collector results)
{
searcher.Search(query, JsonMappingUtils.GetTypeFilter(type), results);
}
/// <summary>
/// Searches for documents mapped from the given type using the specified query.
/// </summary>
/// <typeparam name="TObject">
/// The type of the object to search documents for.
/// </typeparam>
/// <param name="searcher">
/// The Searcher to search on.
/// </param>
/// <param name="query">
/// The Query which selects the documents.
/// </param>
/// <param name="numResults">
/// The number of results to return.
/// </param>
/// <returns>
/// An instance of TopDocs.
/// </returns>
public static TopDocs Search <TObject>(this Searcher searcher, Query query, int numResults)
{
return(searcher.Search(query, ObjectMapping.GetTypeFilter <TObject>(), numResults));
}
/// <summary> Perform synonym expansion on a query.
///
/// </summary>
/// <param name="">query
/// </param>
/// <param name="">syns
/// </param>
/// <param name="">a
/// </param>
/// <param name="">field
/// </param>
/// <param name="">boost
/// </param>
public static Query Expand(System.String query, Searcher syns, Analyzer a, System.String field, float boost)
{
System.Collections.Hashtable already = new System.Collections.Hashtable(); // avoid dups
System.Collections.IList top = new System.Collections.ArrayList(); // needs to be separately listed..
// [1] Parse query into separate words so that when we expand we can avoid dups
TokenStream ts = a.TokenStream(field, new System.IO.StringReader(query));
Lucene.Net.Analysis.Token t;
while ((t = ts.Next()) != null)
{
System.String word = t.TermText();
if (already.Contains(word) == false)
{
already.Add(word, word);
top.Add(word);
}
}
BooleanQuery tmp = new BooleanQuery();
// [2] form query
System.Collections.IEnumerator it = top.GetEnumerator();
while (it.MoveNext())
{
// [2a] add to level words in
System.String word = (System.String) it.Current;
TermQuery tq = new TermQuery(new Term(field, word));
tmp.Add(tq, BooleanClause.Occur.SHOULD);
// [2b] add in unique synonums
Hits hits = syns.Search(new TermQuery(new Term(Syns2Index.F_WORD, word)));
for (int i = 0; i < hits.Length(); i++)
{
Document doc = hits.Doc(i);
System.String[] values = doc.GetValues(Syns2Index.F_SYN);
for (int j = 0; j < values.Length; j++)
{
System.String syn = values[j];
if (already.Contains(syn) == false)
{
already.Add(syn, syn);
tq = new TermQuery(new Term(field, syn));
if (boost > 0)
// else keep normal 1.0
tq.SetBoost(boost);
tmp.Add(tq, BooleanClause.Occur.SHOULD);
}
}
}
}
return tmp;
}
/// <summary>
/// Searches for documents mapped from the given type using the specified query.
/// </summary>
/// <param name="searcher">
/// The Searcher to search on.
/// </param>
/// <param name="type">
/// The type of the object to search documents for.
/// </param>
/// <param name="query">
/// The Query which selects the documents.
/// </param>
/// <param name="numResults">
/// The number of results to return.
/// </param>
/// <param name="sort">
/// A Sort object that defines how to sort the results.
/// </param>
/// <returns>
/// An instance of TopDocs.
/// </returns>
public static TopDocs Search(this Searcher searcher, Type type, Query query, int numResults, Sort sort)
{
return(searcher.Search(query, ObjectMapping.GetTypeFilter(type), numResults, sort));
}
/// <summary>
/// Perform synonym expansion on a query.
/// </summary>
/// <param name="query">query</param>
/// <param name="syns">syns</param>
/// <param name="a">a</param>
/// <param name="field">field</param>
/// <param name="boost">boost</param>
public static Query Expand(String query,
Searcher syns,
Analyzer a,
String field,
float boost)
{
already = new List<String>(); // avoid dups
var top = new List<String>(); // needs to be separately listed..
var ts = a.TokenStream(field, new StringReader(query));
var termAtt = ts.AddAttribute<TermAttribute>();
while (ts.IncrementToken())
{
var word = termAtt.Term;
if (!already.Contains(word))
{
already.Add(word);
top.Add(word);
}
}
tmp = new BooleanQuery();
// [2] form query
System.Collections.IEnumerator it = top.GetEnumerator();
while (it.MoveNext())
{
// [2a] add to level words in
var word = (String)it.Current;
var tq = new TermQuery(new Term(field, word));
tmp.Add(tq, Occur.SHOULD);
var c = new CollectorImpl(field, boost);
syns.Search(new TermQuery(new Term(Syns2Index.F_WORD, word)), c);
}
return tmp;
}
/// <summary>
/// Searches for documents mapped from the given type using the specified query.
/// </summary>
/// <typeparam name="TObject">
/// The type of the object to search documents for.
/// </typeparam>
/// <param name="searcher">
/// The Searcher to search on.
/// </param>
/// <param name="kind">
/// The kind of type to restrict the search to.
/// </param>
/// <param name="query">
/// The Query which selects the documents.
/// </param>
/// <param name="numResults">
/// The number of results to return.
/// </param>
/// <param name="sort">
/// A Sort object that defines how to sort the results.
/// </param>
/// <returns>
/// An instance of TopDocs.
/// </returns>
public static TopDocs Search <TObject>(this Searcher searcher, DocumentObjectTypeKind kind, Query query, int numResults, Sort sort)
{
return(searcher.Search(query, ObjectMapping.GetTypeFilter <TObject>(kind), numResults, sort));
}
private void TestNormalization(int nDocs, System.String message)
{
Query query = new TermQuery(new Term("contents", "doc0"));
RAMDirectory ramDirectory1;
IndexSearcher indexSearcher1;
ScoreDoc[] hits;
ramDirectory1 = new MockRAMDirectory();
// First put the documents in the same index
InitIndex(ramDirectory1, nDocs, true, null); // documents with a single token "doc0", "doc1", etc...
InitIndex(ramDirectory1, nDocs, false, "x"); // documents with two tokens "doc0" and "x", "doc1" and x, etc...
indexSearcher1 = new IndexSearcher(ramDirectory1, true);
indexSearcher1.SetDefaultFieldSortScoring(true, true);
hits = indexSearcher1.Search(query, null, 1000).ScoreDocs;
Assert.AreEqual(2, hits.Length, message);
// Store the scores for use later
float[] scores = new float[] { hits[0].Score, hits[1].Score };
Assert.IsTrue(scores[0] > scores[1], message);
indexSearcher1.Close();
ramDirectory1.Close();
hits = null;
RAMDirectory ramDirectory2;
IndexSearcher indexSearcher2;
ramDirectory1 = new MockRAMDirectory();
ramDirectory2 = new MockRAMDirectory();
// Now put the documents in a different index
InitIndex(ramDirectory1, nDocs, true, null); // documents with a single token "doc0", "doc1", etc...
InitIndex(ramDirectory2, nDocs, true, "x"); // documents with two tokens "doc0" and "x", "doc1" and x, etc...
indexSearcher1 = new IndexSearcher(ramDirectory1, true);
indexSearcher1.SetDefaultFieldSortScoring(true, true);
indexSearcher2 = new IndexSearcher(ramDirectory2, true);
indexSearcher2.SetDefaultFieldSortScoring(true, true);
Searcher searcher = GetMultiSearcherInstance(new Searcher[] { indexSearcher1, indexSearcher2 });
hits = searcher.Search(query, null, 1000).ScoreDocs;
Assert.AreEqual(2, hits.Length, message);
// The scores should be the same (within reason)
Assert.AreEqual(scores[0], hits[0].Score, 1e-6, message); // This will a document from ramDirectory1
Assert.AreEqual(scores[1], hits[1].Score, 1e-6, message); // This will a document from ramDirectory2
// Adding a Sort.RELEVANCE object should not change anything
hits = searcher.Search(query, null, 1000, Sort.RELEVANCE).ScoreDocs;
Assert.AreEqual(2, hits.Length, message);
Assert.AreEqual(scores[0], hits[0].Score, 1e-6, message); // This will a document from ramDirectory1
Assert.AreEqual(scores[1], hits[1].Score, 1e-6, message); // This will a document from ramDirectory2
searcher.Close();
ramDirectory1.Close();
ramDirectory2.Close();
}
/// <summary>
/// Searches for documents mapped from the given type using the specified query and Collector.
/// </summary>
/// <param name="searcher">
/// The Searcher to search on.
/// </param>
/// <param name="type">
/// The type of the object to search documents for.
/// </param>
/// <param name="query">
/// The Query which selects the documents.
/// </param>
/// <param name="results">
/// The Collector to use to gather results.
/// </param>
public static void Search(this Searcher searcher, Type type, Query query, Collector results)
{
searcher.Search(query, ObjectMapping.GetTypeFilter(type), results);
}
private void SearchFor(int n, Searcher searcher)
{
System.Console.Out.WriteLine("Searching for " + n);
Hits hits = searcher.Search(QueryParsers.QueryParser.Parse(English.IntToEnglish(n), "contents", Lucene.Net.ThreadSafetyTest.ANALYZER));
System.Console.Out.WriteLine("Search for " + n + ": total=" + hits.Length());
for (int j = 0; j < System.Math.Min(3, hits.Length()); j++)
{
System.Console.Out.WriteLine("Hit for " + n + ": " + hits.Doc(j).Get("id"));
}
}
/// <summary>
/// Searches for documents mapped from the given type using the specified query and Collector.
/// </summary>
/// <typeparam name="TObject">
/// The type of the object to search documents for.
/// </typeparam>
/// <param name="searcher">
/// The Searcher to search on.
/// </param>
/// <param name="query">
/// The Query which selects the documents.
/// </param>
/// <param name="results">
/// The Collector to use to gather results.
/// </param>
public static void Search <TObject>(this Searcher searcher, Query query, Collector results)
{
searcher.Search(query, ObjectMapping.GetTypeFilter <TObject>(), results);
}
/// <summary> Asserts that the explanation value for every document matching a
/// query corresponds with the true score. Optionally does "deep"
/// testing of the explanation details.
///
/// </summary>
/// <seealso cref="ExplanationAsserter">
/// </seealso>
/// <param name="query">the query to test
/// </param>
/// <param name="searcher">the searcher to test the query against
/// </param>
/// <param name="defaultFieldName">used for displaing the query in assertion messages
/// </param>
/// <param name="deep">indicates whether a deep comparison of sub-Explanation details should be executed
/// </param>
public static void CheckExplanations(Query query, System.String defaultFieldName, Searcher searcher, bool deep)
{
searcher.Search(query, new ExplanationAsserter(query, defaultFieldName, searcher, deep));
}
/// <summary>
/// Searches for documents mapped from the given type using the specified query and Collector.
/// </summary>
/// <typeparam name="TObject">
/// The type of the object to search documents for.
/// </typeparam>
/// <param name="searcher">
/// The Searcher to search on.
/// </param>
/// <param name="kind">
/// The kind of type to restrict the search to.
/// </param>
/// <param name="query">
/// The Query which selects the documents.
/// </param>
/// <param name="results">
/// The Collector to use to gather results.
/// </param>
public static void Search <TObject>(this Searcher searcher, DocumentObjectTypeKind kind, Query query, Collector results)
{
searcher.Search(query, ObjectMapping.GetTypeFilter <TObject>(kind), results);
}
// make sure the documents returned by the search match the expected list
private void AssertMatches(Searcher searcher, Query query, Sort sort, System.String expectedResult)
{
//ScoreDoc[] result = searcher.search (query, null, 1000, sort).scoreDocs;
TopDocs hits = searcher.Search(query, null, expectedResult.Length, sort);
ScoreDoc[] result = hits.ScoreDocs;
Assert.AreEqual(hits.TotalHits, expectedResult.Length);
System.Text.StringBuilder buff = new System.Text.StringBuilder(10);
int n = result.Length;
for (int i = 0; i < n; ++i)
{
Document doc = searcher.Doc(result[i].Doc);
System.String[] v = doc.GetValues("tracer");
for (int j = 0; j < v.Length; ++j)
{
buff.Append(v[j]);
}
}
Assert.AreEqual(expectedResult, buff.ToString());
}
/// <summary>
/// Searches for documents mapped from the given type using the specified query.
/// </summary>
/// <param name="searcher">
/// The Searcher to search on.
/// </param>
/// <param name="type">
/// The type of the object to search documents for.
/// </param>
/// <param name="kind">
/// The kind of type to restrict the search to.
/// </param>
/// <param name="query">
/// The Query which selects the documents.
/// </param>
/// <param name="numResults">
/// The number of results to return.
/// </param>
/// <returns>
/// An instance of TopDocs.
/// </returns>
public static TopDocs Search(this Searcher searcher, Type type, DocumentObjectTypeKind kind, Query query, int numResults)
{
return(searcher.Search(query, ObjectMapping.GetTypeFilter(type, kind), numResults));
}
public static TopDocs Search(this Searcher searcher, string type, Query Filter, Query query, int numResults)
{
Filter filter = new QueryWrapperFilter(query);
return(searcher.Search(query, JsonMappingUtils.GetTypeFilter(type, Filter), numResults));
}
/// <summary>
/// This method uses a custom HitCollector implementation which simply prints out
/// the docId and score of every matching document.
///
/// This simulates the streaming search use case, where all hits are supposed to
/// be processed, regardless of their relevance.
/// </summary>
public static void DoStreamingSearch(Searcher searcher, Query query)
{
Collector streamingHitCollector = new AnonymousClassCollector();
searcher.Search(query, streamingHitCollector);
}
/// <summary> This demonstrates a typical paging search scenario, where the search engine presents
/// pages of size n to the user. The user can then go to the next page if interested in
/// the next hits.
///
/// When the query is executed for the first time, then only enough results are collected
/// to fill 5 result pages. If the user wants to page beyond this limit, then the query
/// is executed another time and all hits are collected.
///
/// </summary>
public static void DoPagingSearch(StreamReader input, Searcher searcher, Query query, int hitsPerPage, bool raw, bool interactive)
{
// Collect enough docs to show 5 pages
var collector = TopScoreDocCollector.Create(5 * hitsPerPage, false);
searcher.Search(query, collector);
var hits = collector.TopDocs().ScoreDocs;
int numTotalHits = collector.TotalHits;
Console.Out.WriteLine(numTotalHits + " total matching documents");
int start = 0;
int end = Math.Min(numTotalHits, hitsPerPage);
while (true)
{
if (end > hits.Length)
{
Console.Out.WriteLine("Only results 1 - " + hits.Length + " of " + numTotalHits + " total matching documents collected.");
Console.Out.WriteLine("Collect more (y/n) ?");
String line = input.ReadLine();
if (String.IsNullOrEmpty(line) || line[0] == 'n')
{
break;
}
collector = TopScoreDocCollector.Create(numTotalHits, false);
searcher.Search(query, collector);
hits = collector.TopDocs().ScoreDocs;
}
end = Math.Min(hits.Length, start + hitsPerPage);
for (int i = start; i < end; i++)
{
if (raw)
{
// output raw format
Console.Out.WriteLine("doc=" + hits[i].Doc + " score=" + hits[i].Score);
continue;
}
Document doc = searcher.Doc(hits[i].Doc);
String path = doc.Get("path");
if (path != null)
{
Console.Out.WriteLine((i + 1) + ". " + path);
String title = doc.Get("title");
if (title != null)
{
Console.Out.WriteLine(" Title: " + doc.Get("title"));
}
}
else
{
Console.Out.WriteLine((i + 1) + ". " + "No path for this document");
}
}
if (!interactive)
{
break;
}
if (numTotalHits >= end)
{
bool quit = false;
while (true)
{
Console.Out.Write("Press ");
if (start - hitsPerPage >= 0)
{
Console.Out.Write("(p)revious page, ");
}
if (start + hitsPerPage < numTotalHits)
{
Console.Out.Write("(n)ext page, ");
}
Console.Out.WriteLine("(q)uit or enter number to jump to a page.");
String line = input.ReadLine();
if (String.IsNullOrEmpty(line) || line[0] == 'q')
{
quit = true;
break;
}
if (line[0] == 'p')
{
start = Math.Max(0, start - hitsPerPage);
break;
}
else if (line[0] == 'n')
{
if (start + hitsPerPage < numTotalHits)
{
start += hitsPerPage;
}
break;
}
else
{
int page;
if (Int32.TryParse(line, out page))
{
if ((page - 1)*hitsPerPage < numTotalHits)
{
start = (page - 1)*hitsPerPage;
break;
}
else
{
Console.Out.WriteLine("No such page");
}
}
else
{
Console.Out.WriteLine("Unrecognized page number. Quitting.");
quit = true;
break;
}
}
}
if (quit)
break;
end = Math.Min(numTotalHits, start + hitsPerPage);
}
}
}
/// <summary> Tests that a query matches the an expected set of documents using a
/// HitCollector.
///
/// <p>
/// Note that when using the HitCollector API, documents will be collected
/// if they "match" regardless of what their score is.
/// </p>
/// </summary>
/// <param name="query">the query to test
/// </param>
/// <param name="searcher">the searcher to test the query against
/// </param>
/// <param name="defaultFieldName">used for displaing the query in assertion messages
/// </param>
/// <param name="results">a list of documentIds that must match the query
/// </param>
/// <seealso cref="Searcher.Search(Query,HitCollector)">
/// </seealso>
/// <seealso cref="checkHits">
/// </seealso>
public static void CheckHitCollector(Query query, System.String defaultFieldName, Searcher searcher, int[] results)
{
System.Collections.ArrayList correct = new System.Collections.ArrayList(results.Length);
for (int i = 0; i < results.Length; i++)
{
correct.Add(results[i]);
}
System.Collections.Hashtable actual = new System.Collections.Hashtable();
searcher.Search(query, new AnonymousClassHitCollector(actual));
System.Collections.IDictionaryEnumerator e = actual.GetEnumerator();
while (e.MoveNext())
{
Assert.Contains(e.Key, correct, query.ToString(defaultFieldName));
}
QueryUtils.Check(query, searcher);
}
public override void SetUp()
{
base.SetUp();
System.String[] docText = new System.String[]{"docThatNeverMatchesSoWeCanRequireLastDocCollectedToBeGreaterThanZero", "one blah three", "one foo three multiOne", "one foobar three multiThree", "blueberry pancakes", "blueberry pie", "blueberry strudel", "blueberry pizza"};
Directory directory = new RAMDirectory();
IndexWriter iw = new IndexWriter(directory, new WhitespaceAnalyzer(), true, MaxFieldLength.UNLIMITED);
for (int i = 0; i < N_DOCS; i++)
{
Add(docText[i % docText.Length], iw);
}
iw.Close();
searcher = new IndexSearcher(directory);
System.String qtxt = "one";
for (int i = 0; i < docText.Length; i++)
{
qtxt += (' ' + docText[i]); // large query so that search will be longer
}
QueryParser queryParser = new QueryParser(FIELD_NAME, new WhitespaceAnalyzer());
query = queryParser.Parse(qtxt);
// warm the searcher
searcher.Search(query, null, 1000);
}
/// <summary> Tests that a query matches the an expected set of documents using Hits.
///
/// <p>
/// Note that when using the Hits API, documents will only be returned
/// if they have a positive normalized score.
/// </p>
/// </summary>
/// <param name="query">the query to test
/// </param>
/// <param name="searcher">the searcher to test the query against
/// </param>
/// <param name="defaultFieldName">used for displaing the query in assertion messages
/// </param>
/// <param name="results">a list of documentIds that must match the query
/// </param>
/// <seealso cref="Searcher.Search(Query)">
/// </seealso>
/// <seealso cref="CheckHitCollector">
/// </seealso>
public static void CheckHits_Renamed(Query query, System.String defaultFieldName, Searcher searcher, int[] results)
{
if (searcher is IndexSearcher)
{
QueryUtils.Check(query, (IndexSearcher) searcher);
}
Hits hits = searcher.Search(query);
System.Collections.ArrayList correct = new System.Collections.ArrayList(results.Length);
for (int i = 0; i < results.Length; i++)
{
correct.Add(results[i]);
}
System.Collections.ArrayList actual = new System.Collections.ArrayList(hits.Length());
for (int i = 0; i < hits.Length(); i++)
{
actual.Add(hits.Id(i));
}
Assert.AreEqual(correct.Count, actual.Count);
correct.Sort();
actual.Sort();
for (int i = 0; i < correct.Count; i++)
{
Assert.AreEqual(correct[i], actual[i]);
}
QueryUtils.Check(query, searcher);
}
// make sure the documents returned by the search match the expected list pattern
private void AssertMatchesPattern(Searcher searcher, Query query, Sort sort, System.String pattern)
{
Hits result = searcher.Search(query, sort);
System.Text.StringBuilder buff = new System.Text.StringBuilder(10);
int n = result.Length();
for (int i = 0; i < n; ++i)
{
Document doc = result.Doc(i);
System.String[] v = doc.GetValues("tracer");
for (int j = 0; j < v.Length; ++j)
{
buff.Append(v[j]);
}
}
// System.out.println ("matching \""+buff+"\" against pattern \""+pattern+"\"");
System.Text.RegularExpressions.Regex regex = new System.Text.RegularExpressions.Regex(pattern);
Assert.IsTrue(regex.IsMatch(buff.ToString()));
}
/// <summary> Asserts that the explanation value for every document matching a
/// query corresponds with the true score. Optionally does "deep"
/// testing of the explanation details.
///
/// </summary>
/// <seealso cref="ExplanationAsserter">
/// </seealso>
/// <param name="query">the query to test
/// </param>
/// <param name="searcher">the searcher to test the query against
/// </param>
/// <param name="defaultFieldName">used for displaing the query in assertion messages
/// </param>
/// <param name="deep">indicates whether a deep comparison of sub-Explanation details should be executed
/// </param>
public static void CheckExplanations(Query query, System.String defaultFieldName, Searcher searcher, bool deep)
{
searcher.Search(query, new ExplanationAsserter(query, defaultFieldName, searcher, deep));
}
/// <summary> Checks to see if the hits are what we expected.
///
/// </summary>
/// <param name="query">the query to execute
/// </param>
/// <param name="description">the description of the search
/// </param>
/// <param name="expectedIds">the expected document ids of the hits
/// </param>
/// <param name="expectedScores">the expected scores of the hits
///
/// </param>
/// <throws> IOException </throws>
protected internal static void assertHits(Searcher s, Query query, System.String description, System.String[] expectedIds, float[] expectedScores)
{
QueryUtils.Check(query, s);
float tolerance = 1e-5f;
// Hits hits = searcher.search(query);
// hits normalizes and throws things off if one score is greater than 1.0
TopDocs topdocs = s.Search(query, null, 10000);
/***
// display the hits
System.out.println(hits.length() + " hits for search: \"" + description + '\"');
for (int i = 0; i < hits.length(); i++) {
System.out.println(" " + FIELD_ID + ':' + hits.doc(i).get(FIELD_ID) + " (score:" + hits.score(i) + ')');
}
*****/
// did we get the hits we expected
Assert.AreEqual(expectedIds.Length, topdocs.TotalHits);
for (int i = 0; i < topdocs.TotalHits; i++)
{
//System.out.println(i + " exp: " + expectedIds[i]);
//System.out.println(i + " field: " + hits.doc(i).get(FIELD_ID));
int id = topdocs.ScoreDocs[i].Doc;
float score = topdocs.ScoreDocs[i].Score;
Document doc = s.Doc(id);
Assert.AreEqual(expectedIds[i], doc.Get(FIELD_ID));
bool scoreEq = System.Math.Abs(expectedScores[i] - score) < tolerance;
if (!scoreEq)
{
System.Console.Out.WriteLine(i + " warning, expected score: " + expectedScores[i] + ", actual " + score);
System.Console.Out.WriteLine(s.Explain(query, id));
}
Assert.AreEqual(expectedScores[i], score, tolerance);
Assert.AreEqual(s.Explain(query, id).Value, score, tolerance);
}
}
/// <summary> Tests that a query matches the an expected set of documents using Hits.
///
/// <p/>
/// Note that when using the Hits API, documents will only be returned
/// if they have a positive normalized score.
/// <p/>
/// </summary>
/// <param name="query">the query to test
/// </param>
/// <param name="searcher">the searcher to test the query against
/// </param>
/// <param name="defaultFieldName">used for displaing the query in assertion messages
/// </param>
/// <param name="results">a list of documentIds that must match the query
/// </param>
/// <seealso cref="Searcher.Search(Query)">
/// </seealso>
/// <seealso cref="checkHitCollector">
/// </seealso>
public static void CheckHits_Renamed_Method(Query query, System.String defaultFieldName, Searcher searcher, int[] results)
{
if (searcher is IndexSearcher)
{
QueryUtils.Check(query, searcher);
}
ScoreDoc[] hits = searcher.Search(query, null, 1000).ScoreDocs;
SortedSet<int> correct = new SortedSet<int>();
for (int i = 0; i < results.Length; i++)
{
correct.Add(results[i]);
}
SortedSet<int> actual = new SortedSet<int>();
for (int i = 0; i < hits.Length; i++)
{
actual.Add(hits[i].Doc);
}
Assert.AreEqual(correct, actual, query.ToString(defaultFieldName));
QueryUtils.Check(query, searcher);
}
